Timeline

Last Updated: September 10, 2026

Registration is open Runs through Nov 17 — tap here to sign up.

Challenge is underway Runs Sep 1 through Nov 30 — a three-month sprint.

Registration is open Runs through Nov 17 — tap here to sign up.

Important dates are listed below:

Date*†	Milestone
Jul 27, 2026	SP Grand Challenge (SPGC) proposals deadline
Aug 10, 2026	SPGC proposal outcome announced — accepted ✓
Aug 25, 2026	Registration opens (register)
Sep 1, 2026	Challenge starts
Nov 17, 2026	Registration closes
Nov 30, 2026	Challenge ends; release of withheld test stimuli to registered participants
Dec 1, 2026	Submission deadline for processed test stimuli, system reports and design spreadsheets
Dec 21, 2026	Notification of final results
Jan 7, 2027	2-page invited papers due^
Jan 21, 2027	2-page paper acceptance notification^
Jan 28, 2027	Camera-ready 2-page paper deadline^
May 2027	LRAC 2.0 SP Grand Challenge session at ICASSP 2027, Toronto

^* Dates are subject to change.

^† All times for the dates indicated throughout are by 11:59 pm Pacific Time.

^{^} Up to five invited two-page papers; eligible for extension into peer-reviewed SP-OJ publications.